a)102=100 103=1000 104=10000 105=100000 106=1000000
b) 10=101 1000=103 1000000=106 1000000000=109 1000...0(12 số 0)=1012
c) 25=32 52=25
25>52
A) 102=100 B)10=101 C)25=32
103=1000 1000=103 52=25
104=10000 1000000=106 vì 32>25=>25>52
105=100000 1 tỉ=10 1 tỉ Vậy: 25>52
106=1000000 1000000000000=10100000000000